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back-crawl
back-crawl n. 
/ˌbakˈkrɔːl/, /ˈˌbækˈkrɑl/, /ˈbækˌkrɔl/, /ˈbækˌkrɑl/ in Swimming, a form of the crawl in which the swimmer lies on his or her back.
Brit. /ˈbakkrɔːl/
, /ˈbakkrɔːl//ˌbakˈkrɔːl/U.S. /ˈˌbækˈkrɔl/
, /ˈˌbækˈkrɔl//ˈˌbækˈkrɑl//ˈbækˌkrɔl//ˈbækˌkrɑl/ΘΚΠ
the world > movement > progressive motion > moving with current of air or water > movement in or on water > [noun] > swimming > stroke > specific
hand over hand1844
sidestroke1852
breast swimming1861
steamer1861
breaststroke1864
dog paddle1874
backstroke1876
trudgen1893
frog kick1896
overstroke1902
scissors kick1902
crawl1903
scissors1908
freestyle1916
doggy paddle1921
front crawl1924
back-crawl1929
butterfly stroke1934
butterfly1936
butterfly kick1937
1929 L. de B. Handley & W. J. Howcroft Crawl-stroke Swimming 77 Cinema camera pictures of a number of back~crawl exponents have shown that the majority make an eight beat kick.
1951 Swimming (E.S.S.A.) iii. 43 The back-crawl is the fastest of the back strokes and is the second fastest swimming stroke known.
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